7815698420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2983091}}^1$

素因数の和:2983231

約数の個数: 24

約数和(自身を含む): 16538262048

約数和(自身を除く): 8722563628

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2983091, 5966182, 11932364, 14915455, 29830910, 59661820, 390784921, 781569842, 1563139684, 1953924605, 3907849210, 7815698420]

約数ペア:

[(1, 7815698420), (2, 3907849210), (4, 1953924605), (5, 1563139684), (10, 781569842), (20, 390784921), (131, 59661820), (262, 29830910), (524, 14915455), (655, 11932364), (1310, 5966182), (2620, 2983091)]